<template>
  <div class="container">
    <div class="header">
        <van-icon @click="goBack" name="arrow-left" class="header-left" size="30" />
        填写服务订单
    </div>
    <status-bar item="0" />
    <van-cell class="cell">
    <template #title>
        <van-image
            width="25"
            height="25"
            :src="createInfo.service.serviceImg"
        />
        <span class="server-name">{{createInfo.service.serviceName}}</span>
    </template>
    <template #default>
        <div class="service-text"> 
            服务内容
        </div>
    </template>
    </van-cell>
    <van-cell-group class="cell">
        <van-cell>
            <template #title>就诊医院</template>
            <template #default>
                <div @click="showHospital=true">
                {{form.hospital_name || "请选择就诊医院"}}
                <van-icon name="arrow" />
                </div>
            </template>
        </van-cell>
        <van-cell>
            <template #title>就诊时间</template>
            <template #default>
                <div @click="showStartTime=true">
                {{currentDate || "请选择就诊时间"}}
                <van-icon name="arrow" />
                </div>
            </template>
        </van-cell>
        <van-cell>
            <template #title>陪诊师</template>
            <template #default>
                <div @click="showCompanion=true">
                {{companionName || "请选择陪护师"}}
                <van-icon name="arrow" />
                </div>
            </template>
        </van-cell>
        <van-cell>
            <template #title>接送地址</template>
            <template #default>
                <van-field
                class="text"
                input-align="right"
                v-model="form.receiveAddress"
                placeholder="请填写接送地址"
                />
            </template>
        </van-cell>
        <van-cell>
            <template #title>联系电话</template>
            <template #default>
                <van-field
                class="text"
                input-align="right"
                v-model="form.tel"
                placeholder="请填写联系电话"
                />
            </template>
        </van-cell>
    </van-cell-group>
    <van-cell-group title="服务需求" class="cell">
        <van-field
            class="text"
            style="height: 100px"
            v-model="form.demand"
            placeholder="请简单描述您要就诊的科室..."
        />
    </van-cell-group>
    <van-button @click="submit" class="sumbit" type="primary" size="large">提交订单</van-button>
    
    <!-- 底部弹出 -->
    <van-popup
    v-model:show="showHospital"
    position="bottom"
    :style="{ height: '30%' }"
    >
        <van-picker
        title="请选择医院"
        :columns="showHospColumns"
        @confirm="showHospOnConfirm"
        @cancel="showHospital=false"
        />
    </van-popup>

    <van-popup
    v-model:show="showStartTime"
    position="bottom"
    :style="{ height: '30%' }"
    >
       <van-date-picker
        title="选择日期"
        :min-date="minDate"
        :max-date="maxDate"
        @confirm="showTimeConfirm"
        @cancel="showStartTime=false"
        />
    </van-popup>

     <van-popup
    v-model:show="showCompanion"
    position="bottom"
    :style="{ height: '30%' }"
    >
       <van-picker
        :columns="companionColumns"
        @confirm="showCompanionConfirm"
        @cancel="showCompanion=false"
        />
    </van-popup>
    <!-- 支付二维码弹窗 -->
    <van-dialog :show-confirm-button="false" v-model:show="showCode" >
      <van-icon name="cross" class="close" @click="closeCode"/>
      <div>微信支付</div>
      <van-image width="150" height="150" :src="codeImg"></van-image>
      <div>请使用本人微信扫描二维码 </div>
    </van-dialog>
  </div>
</template>
<script setup>
import {onMounted,getCurrentInstance,reactive,ref,computed} from 'vue'
import {useRouter} from 'vue-router'
import StatusBar from '../../components/StatusBar.vue'
import Qrcode from 'qrcode'
//获取当前vue的实例
const {proxy} = getCurrentInstance()
const createInfo = reactive({
    companion:[],
    hospitals:[],
    service:{}
})
onMounted( async ()=>{
    const {data} = await proxy.$api.h5Companion()
    Object.assign(createInfo,data.data)
    console.log(createInfo);

})
const router = useRouter()
//点击返回
const goBack = () => {
    router.go(-1)
}
//form数据
const form = reactive({})

//就诊医院
const showHospital = ref(false)
const showHospColumns = computed(() => {
  return createInfo.hospitals.map(item =>{
    return {text:item.name,value:item.id}
  })
})

//选择医院
const showHospOnConfirm = (item) =>{
    console.log(item);
    form.hospital_id = item.selectedOptions[0].value
    form.hospital_name = item.selectedOptions[0].text
    //关闭弹出层
    showHospital.value = false
}
//选择就诊时间
const showStartTime = ref(false)
const currentDate = ref()
//最小日期
const minDate = ref(new Date())
const showTimeConfirm = (item) =>{
    const dateStr = item.selectedValues.join('-')
    currentDate.value = dateStr
    form.starttime = new Date(dateStr).getTime()
    showStartTime.value = false
}
//选择陪诊师
const showCompanion = ref(false)
const companionColumns = computed(() => {
  return createInfo.companion.map(item =>{
    return {text:item.name,value:item.id}
  })
})
const companionName = ref()
const showCompanionConfirm = (item) => {
    console.log(item);
    form.companion_id = item.selectedOptions[0].value
    companionName.value = item.selectedOptions[0].text
    showCompanion.value = false
}
//支付弹窗
const showCode = ref(false)
const codeImg = ref('')
const closeCode = () => {
  showCode.value = false
  router.push('/order')
}
//提交表单
const submit = async () => {
  const params = [
    'hospital_id',
    'hospital_name',
    'demand',
    'companion_id',
    'receiveAddress',
    'tel',
    'starttime'
  ]
  for(const i of params){
    // 校验每一项是否填写
    if(!form[i]){
      showNotify({ message: '请把每一项都填写' });
      return 
    }
  }
  const {data:orderRes} = await proxy.$api.createOrder(form)
  Qrcode.toDataURL(orderRes.data.wx_code).then((url) => {
    showCode.value = true
    codeImg.value = url
  })
}
</script>

<style lang="less" scoped>
.container {
  background-color: #f0f0f0;
  height: 100vh;
}
.header {
  padding: 10px 0;
  text-align: center;
  line-height: 30px;
  font-size: 15px;
  .header-left {
    float: left;
  }
}

.cell {
  width: 95%;
  margin: 5px auto;
  background-color: #fff;
  ::v-deep(.van-field__control) {
    color: var(--van-cell-value-color);
  }
  ::v-deep(.van-cell__title) {
	display: flex;
	align-items: center;
  }
  .server-name {
	  margin-left: 10px;
  }
}
.service-text {
  background: url()
    no-repeat center center;
  background-size: 20px;
}
.sumbit {
  position: absolute;
  bottom: 0;
}
::v-deep(.van-dialog__content) {
  text-align: center;
  padding: 20px;
  .close {
    position: absolute;
    left: 20px;
  }
}
</style>